Sunburst shuttter



FIG. 1 is a front view of a sunburst shutter, showing my new design;

FIG. 2 is a back view thereof;

FGI. 3 is a top end view thereof;

FIG. 4 is a bottom end view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof.

The ornamental design for a sunburst shuttter, as shown and described.